Earplug



FIG. 1 is a perspective view, showing the new design for an earplug.

FIG. 2 is a top view thereof.

FIG. 3 is a side view thereof. All other side views look the same asFIG. 3; and,

FIG. 4 is a bottom view thereof, sectioned through the earplug at thepoint where the broken line showing begins.

The broken line showing forms no part of the design. The shading that isshown in the drawings is used only to illustrate contour; it is notindicative of texture, etc.

The ornamental design for an earplug, as shown and described.